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  <title>Unregister a user-defined callback function for Oracle Database TAF</title>
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  <div id="layout-content"><div id="function.oci-unregister-taf-callback" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">oci_unregister_taf_callback</h1>
  <p class="verinfo">(PHP 7.0 &gt;= 7.0.23, PHP 7 &gt;= 7.1.9, PHP 7.2, PECL OCI8 &gt;= 2.1.7)</p><p class="refpurpose"><span class="refname">oci_unregister_taf_callback</span> &mdash; <span class="dc-title">Unregister a user-defined callback function for Oracle Database TAF</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.oci-unregister-taf-callback-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>oci_unregister_taf_callback</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$connection</code></span>
   ) : <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   Unregister the user-defined callback function registered to <code class="parameter">connection
   </code> by <span class="function"><a href="oci_register_taf_callback.html" class="function">oci_register_taf_callback()</a></span>. See
   <a href="oci8.taf.html" class="link">OCI8 Transparent Application Failover (TAF) Support
   </a> for information.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.oci-unregister-taf-callback-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">connection</code></dt>

     <dd>

      <p class="para">
       An Oracle connection identifier.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.oci-unregister-taf-callback-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.oci-unregister-taf-callback-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="oci_register_taf_callback.html" class="function" rel="rdfs-seeAlso">oci_register_taf_callback()</a> - Register a user-defined callback function for Oracle Database TAF</span></li>
   </ul>
  </p>
 </div>



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